Shiite fighters and Sunni fighters, who have joined Shiite militia groups known collectively as Hashid Shaabi ("Popular Mobilization") to fight the Islamic State, gesture Tuesday next to former Iraqi President Saddam Hussein's palaces in the Iraqi town of Ouja, near Tikrit.
Thaier Al-Sudani/Reuters/Landov
hide caption

U.S. Returns Dozens Of Artifacts To Iraqi Government

Heavy smoke rises following an airstrike by the U.S.-led coalition aircraft in Kobani, Syria, during fighting between Syrian Kurds and the militants of the self-declared Islamic State in October 2014.
Gokhan Sahin/Getty Images
hide caption